In-line fuse for tap wires - 1Amp. We recommend these for extra protection on the hot lines going into the Omnimeter: Fuses

Sticker Label Sheet for labeling the various wires and components of your system. We recommend you use these so that you can keep the wires straight, limit mistakes, helps us when you send photos to EKM, and help the next person that encounters your installation: Sticker Labels

Insulation Piercing Connectors for tap wires. These can make it easier to tap of of the hot legs of your electrical system and run the voltage reference wires to you Omnimeter. Only needed if you do not have good access to a place to tap in (at a lug or breaker): Insulation Piercing Connectors